GMC Sierra 3500 owners have reported 16 exterior lighting related problems since 1996. Table 1 shows the 3 most common exterior lighting problems. The number one most common problem is related to the vehicle's exterior lighting (9 problems). The second most common problem is related to the vehicle's headlights (6 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Exterior Lighting problems | |
| Headlights problems | |
| Fog Light Switch problems |
Headlights are prone to get water in which shorts out a module and loss of headlight. Happened tonight while driving in the dark. Flickering occured in the driver side as the passenger side failed a few nights ago. Seeing a trend online of others having the same problem. Read details...
Shaking or flickering, headlights when driven on rough road surfaces flicker or shake like blinking you're eyes real fast very distracting for myself and other drivers w. S. P. Said it is a defective equipment issue send complaint to a. G. Wa. A. G. Ida. Idaho also send complaint to b. B. B. And n. Read details...
Headlights on this truck have always been weak, distance is not lit up and in rainy weather on the highway is very poor even with fog lights on. The help from the fog lights is minimal. This is a known problem by the manufacturer and is repeated many many times on various gm related owner forums. Read details...